Raw meat, poultry, or seafood not separated from ready-to-eat food, or food left unprotected during prep, storage, or display.
Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
Dish machine or sinks not set up or working properly, or missing sanitizer test kit and gauges.